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Latent semantic rational kernels for topic spotting on conversational speech.
Chao Weng
David L. Thomson
Patrick Haffner
Biing-Hwang Juang
Published in:
IEEE ACM Trans. Audio Speech Lang. Process. (2014)
Keyphrases
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conversational speech
latent semantic
automatic speech recognition
query expansion
latent semantic indexing
spontaneous speech
semantic information
broadcast news
latent semantic analysis
probabilistic latent semantic analysis
text data
keywords
speech signal
information retrieval
speech recognition
face recognition
high level